December weather forecastYarra Junction, Australia

December

Weather in December

The first month of the summer, December, is a moderately hot month in Yarra Junction, Australia, with an average temperature ranging between max 23.7°C (74.7°F) and min 11.8°C (53.2°F).

Temperature

December's presence records an average high-temperature of a warm 23.7°C (74.7°F), closely mirroring November's climate. In Yarra Junction, an average nighttime temperature of 11.8°C (53.2°F) is expected during December.

Humidity

In Yarra Junction, the average relative humidity in December is 67%.

Rainfall

In Yarra Junction, in December, during 13.4 rainfall days, 47mm (1.85") of precipitation is typically accumulated. In Yarra Junction, during the entire year, the rain falls for 172.9 days and collects up to 540mm (21.26") of precipitation.

Daylight

December has the longest days of the year, with an average of 14h and 42min of daylight.
On the first day of December, sunrise is at 5:49 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:42 pm AEDT.

Sunshine

December has the most sunshine of the year in Yarra Junction, with an average of 9.9h of sunshine.

UV index

January, February, October through December, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 during December translates into the following directions:
Take precautions - Protection against sun damage is advised. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

The high-temperature, in December, in Yarra Junction, is 23.7°C (74.7°F), while the low-temperature averages to 11.8°C (53.2°F).

In December, the average relative humidity in Yarra Junction, Australia, is 67%.

In Yarra Junction, during December, the rain falls for 13.4 days and regularly aggregates up to 47mm (1.85") of precipitation.

December has the longest days of the year in Yarra Junction, with an average of 14h and 42min of daylight.

In Yarra Junction, Australia, the average day length in December is 14h and 44min.

In December, on the first day of the month, sunrise is at 5:49 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:42 pm AEDT.

December has the most sunshine of the year in Yarra Junction, Australia, with an average of 9.9h of sunshine.

In December, the average sunshine duration in Yarra Junction is 9.9h.

The months with the highest UV index in Yarra Junction are January, February, October through December, with an average maximum UV index of 5.

In Yarra Junction, Australia, the average daily maximum UV index in December is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Yarra Junction, Australia

  • Average high temperature in December: 23.7°C

The warmest month (with the highest average high temperature) is January (25.8°C).
The month with the lowest average high temperature is July (12.2°C).

  • Average low temperature in December: 11.8°C

The month with the highest average low temperature is February (14°C).
The coldest month (with the lowest average low temperature) is August (5.8°C).

Average pressure in December
Yarra Junction, Australia

  • Average pressure in December: 1012.7mbar

The month with the highest atmospheric pressure is June (1021.3mbar).
The month with the lowest atmospheric pressure is January (1012.4mbar).

Average wind speed in December
Yarra Junction, Australia

  • Average wind speed in December: 9.2km/h

The windiest month (with the highest average wind speed) is August (11.6km/h).
The calmest month (with the lowest average wind speed) is April (8.9km/h).

Average humidity in December
Yarra Junction, Australia

  • Average humidity in December: 67%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is January (65%).

Average rainfall in December
Yarra Junction, Australia

  • Average rainfall in December: 47mm

The wettest month (with the highest rainfall) is November (57mm).
The driest month (with the least rainfall) is July (38mm).

Average rainfall days in December
Yarra Junction, Australia

  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is August (17.5 days).
The month with the least rainy days is January (10.8 days).

Average daylight in December /
Average sunshine in December
Yarra Junction, Australia

  • Average daylight in December: 14h and 42min

The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).

  • Average sunshine in December: 9h and 54min

The month with the most sunshine is December (Average sunshine: 9h and 54min).
The months with the least sunshine are July and August (Average sunshine: 6h and 24min).

Average sunshine days in December
Yarra Junction, Australia

  • Average sunshine days in December: 15.2 days

The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in December
Yarra Junction, Australia

  • Average UV index in December: 5

The months with the highest UV index are January, February, October, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).

Average cloud cover in December
Yarra Junction, Australia

  • Average cloud cover in December: 35

The months with the most cloud cover are July and August (Cloud cover 52).
The month with the least cloud cover is January (Cloud cover 30).

Average visibility in December
Yarra Junction, Australia

  • Average visibility in December: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).